Home / 3,788.66-5,684.15-1,941.08

Finding the Fourth Proportional to 3,788.66, 5,684.15 and 1,941.08

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Solution

The fourth proportional to 3,788.66, 5,684.15 and 1,941.08 is: 2,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.66 : 5,684.15 = 1,941.08 : x
  2. Step 2: Convert to fraction form
    3,788.66/5,684.15 = 1,941.08/x
  3. Step 3: Cross multiply
    3,788.66x = 5,684.15 × 1,941.08
  4. Step 4: Simplify right side
    3,788.66x = 11,033,389.88
  5. Step 5: Solve for x
    x = 11,033,389.88/3,788.66
  6. Step 6: Final answer
    x = 2,912.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.